import { login, logout, getInfo } from '@/api/login'
import { packRegionCode } from '@/utils/region'
import { getToken, setToken, removeToken } from '@/utils/auth'

const user = {
  state: {
    token: getToken(),
    username: '',
    dept: {},
    name: '',
    avatar: '',
    roles: [],
    permissions: [],
    region: {
      province: 0,
      city: 0,
      area: 0,
      street: 0,
      community: 0
    }
  },

  mutations: {
    SET_TOKEN: (state, token) => {
      state.token = token
    },
    SET_USERNAME: (state, username) => {
      state.username = username
    },
    SET_DEPT: (state, dept) => {
      state.dept = dept
    },
    SET_NAME: (state, name) => {
      state.name = name
    },
    SET_AVATAR: (state, avatar) => {
      state.avatar = avatar
    },
    SET_ROLES: (state, roles) => {
      state.roles = roles
    },
    SET_PERMISSIONS: (state, permissions) => {
      state.permissions = permissions
    },
    SET_REGION: (state, region) => {
      state.region = region
    }
  },

  actions: {
    // 登录
    Login({ commit }, userInfo) {
      const username = userInfo.username.trim()
      return new Promise((resolve, reject) => {
        login(username, userInfo.password).then(response => {
          const data = response.data
          setToken(data.token)
          commit('SET_TOKEN', data.token)
          resolve()
        }).catch(error => {
          reject(error)
        })
      })
    },

    // 获取用户信息
    GetUserInfo({ commit, state }) {
      return new Promise((resolve, reject) => {
        getInfo(state.token).then(response => {
          const data = response.data
          // roles  routes
          if (data.roles && data.roles.length > 0) { // 验证返回的roles是否是一个非空数组
            commit('SET_ROLES', data.roles)
          } else {
            reject('getInfo: roles must be a non-null array !')
          }
          commit('SET_PERMISSIONS', data.permissions)
          commit('SET_USERNAME', data.username)
          commit('SET_DEPT', data.dept)
          commit('SET_NAME', data.name)
          commit('SET_AVATAR', data.avatar)
          if (data.areaCode){
            const region = packRegionCode(data.areaCode)
            commit('SET_REGION', region)
          }
          resolve(response)
        }).catch(error => {
          reject(error)
        })
      })
    },

    // 登出
    LogOut({ commit, state }) {
      return new Promise((resolve, reject) => {
        logout(state.token).then(() => {
          commit('SET_TOKEN', '')
          commit('SET_ROLES', [])
          commit('SET_PERMISSIONS', [])
          removeToken()
          resolve()
        }).catch(error => {
          reject(error)
        })
      })
    },

    // 前端 登出
    FedLogOut({ commit }) {
      return new Promise(resolve => {
        commit('SET_TOKEN', '')
        removeToken()
        resolve()
      })
    }
  }
}

export default user
